harbian-audit/bin/hardening/12.8_find_unowned_files.sh

65 lines
2.0 KiB
Bash
Executable File

#!/bin/bash
#
# harbian-audit for Debian GNU/Linux 7/8/9 or CentOS 8 Hardening
#
#
# 12.8 Find Un-owned Files and Directories (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
HARDENING_LEVEL=2
USER='root'
# This function will be called if the script status is on enabled / audit mode
audit () {
info "Checking if there are unowned files"
RESULT=$(df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' $SUDO_CMD find '{}' -xdev -nouser -print 2>/dev/null)
if [ ! -z "$RESULT" ]; then
crit "Some unowned files are present"
FORMATTED_RESULT=$(sed "s/ /\n/g" <<< $RESULT | sort | uniq | tr '\n' ' ')
crit "$FORMATTED_RESULT"
else
ok "No unowned files found"
fi
}
# This function will be called if the script status is on enabled mode
apply () {
RESULT=$(df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -nouser -ls 2>/dev/null)
if [ ! -z "$RESULT" ]; then
warn "Applying chown on all unowned files in the system"
df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -nouser -print 2>/dev/null | xargs chown $USER
else
ok "No unowned files found, nothing to apply"
fi
}
# This function will check config parameters required
check_config() {
# No param for this function
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
. /etc/default/cis-hardening
fi
if [ -z "$CIS_ROOT_DIR" ]; then
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
echo "Cannot source CIS_ROOT_DIR variable, aborting."
exit 128
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
. $CIS_ROOT_DIR/lib/main.sh
else
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
exit 128
fi